Operating panel



FIG. 1 is a top front perspective view of an operating panel, showing my new design.

FIG. 2 is a front elevation view thereof;

FIG. 3 is a left elevation view thereof, which is a mirror image of a right elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a top plan view thereof.

The broken lines in FIG. 4 show unclaimed detail only and form no part of the claimed design. 

The ornamental design for an operating panel, as shown and described. 